/*
*
* Licensed to the Apache Software Foundation (ASF) under one
* or more contributor license agreements. See the NOTICE file
* distributed with this work for additional information
* regarding copyright ownership. The ASF licenses this file
* to you under the Apache License, Version 2.0 (the
* "License"); you may not use this file except in compliance
* with the License. You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing,
* software distributed under the License is distributed on an
* "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
* KIND, either express or implied. See the License for the
* specific language governing permissions and limitations
* under the License.
*
*/
package org.apache.qpid.proton.codec.transport;
import java.util.AbstractList;
import java.util.List;
import org.apache.qpid.proton.amqp.Binary;
import org.apache.qpid.proton.amqp.Symbol;
import org.apache.qpid.proton.amqp.UnsignedByte;
import org.apache.qpid.proton.amqp.UnsignedInteger;
import org.apache.qpid.proton.amqp.UnsignedLong;
import org.apache.qpid.proton.amqp.transport.DeliveryState;
import org.apache.qpid.proton.amqp.transport.ReceiverSettleMode;
import org.apache.qpid.proton.amqp.transport.Transfer;
import org.apache.qpid.proton.codec.AbstractDescribedType;
import org.apache.qpid.proton.codec.DecodeException;
import org.apache.qpid.proton.codec.Decoder;
import org.apache.qpid.proton.codec.DescribedTypeConstructor;
import org.apache.qpid.proton.codec.EncoderImpl;
public final class TransferType extends AbstractDescribedType<Transfer,List> implements DescribedTypeConstructor<Transfer>
{
private static final Object[] DESCRIPTORS =
{
UnsignedLong.valueOf(0x0000000000000014L), Symbol.valueOf("amqp:transfer:list"),
};
private static final UnsignedLong DESCRIPTOR = UnsignedLong.valueOf(0x0000000000000014L);
private TransferType(EncoderImpl encoder)
{
super(encoder);
}
public UnsignedLong getDescriptor()
{
return DESCRIPTOR;
}
@Override
protected List wrap(Transfer val)
{
return new TransferWrapper(val);
}
public static class TransferWrapper extends AbstractList
{
private Transfer _transfer;
public TransferWrapper(Transfer transfer)
{
_transfer = transfer;
}
public Object get(final int index)
{
switch(index)
{
case 0:
return _transfer.getHandle();
case 1:
return _transfer.getDeliveryId();
case 2:
return _transfer.getDeliveryTag();
case 3:
return _transfer.getMessageFormat();
case 4:
return _transfer.getSettled();
case 5:
return _transfer.getMore();
case 6:
return _transfer.getRcvSettleMode() == null ? null : _transfer.getRcvSettleMode().getValue();
case 7:
return _transfer.getState();
case 8:
return _transfer.getResume();
case 9:
return _transfer.getAborted();
case 10:
return _transfer.getBatchable();
}
throw new IllegalStateException("Unknown index " + index);
}
public int size()
{
return _transfer.getBatchable()
? 11
: _transfer.getAborted()
? 10
: _transfer.getResume()
? 9
: _transfer.getState() != null
? 8
: _transfer.getRcvSettleMode() != null
? 7
: _transfer.getMore()
? 6
: _transfer.getSettled() != null
? 5
: _transfer.getMessageFormat() != null
? 4
: _transfer.getDeliveryTag() != null
? 3
: _transfer.getDeliveryId() != null
? 2
: 1;
}
}
public Transfer newInstance(Object described)
{
List l = (List) described;
Transfer o = new Transfer();
if(l.isEmpty())
{
throw new DecodeException("The handle field cannot be omitted");
}
switch(11 - l.size())
{
case 0:
Boolean batchable = (Boolean) l.get(10);
o.setBatchable(batchable == null ? false : batchable);
case 1:
Boolean aborted = (Boolean) l.get(9);
o.setAborted(aborted == null ? false : aborted);
case 2:
Boolean resume = (Boolean) l.get(8);
o.setResume(resume == null ? false : resume);
case 3:
o.setState( (DeliveryState) l.get( 7 ) );
case 4:
UnsignedByte receiverSettleMode = (UnsignedByte) l.get(6);
o.setRcvSettleMode(receiverSettleMode == null ? null : ReceiverSettleMode.values()[receiverSettleMode.intValue()]);
case 5:
Boolean more = (Boolean) l.get(5);
o.setMore(more == null ? false : more );
case 6:
o.setSettled( (Boolean) l.get( 4 ) );
case 7:
o.setMessageFormat( (UnsignedInteger) l.get( 3 ) );
case 8:
o.setDeliveryTag( (Binary) l.get( 2 ) );
case 9:
o.setDeliveryId( (UnsignedInteger) l.get( 1 ) );
case 10:
o.setHandle( (UnsignedInteger) l.get( 0 ) );
}
return o;
}
public Class<Transfer> getTypeClass()
{
return Transfer.class;
}
public static void register(Decoder decoder, EncoderImpl encoder)
{
TransferType type = new TransferType(encoder);
for(Object descriptor : DESCRIPTORS)
{
decoder.register(descriptor, type);
}
encoder.register(type);
}
}